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Diffstat (limited to 'gcc/ada/g-bytswa.adb')
| -rw-r--r-- | gcc/ada/g-bytswa.adb | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/gcc/ada/g-bytswa.adb b/gcc/ada/g-bytswa.adb deleted file mode 100644 index 9628bbc..0000000 --- a/gcc/ada/g-bytswa.adb +++ /dev/null @@ -1,113 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT RUN-TIME COMPONENTS -- --- -- --- G N A T . B Y T E _ S W A P P I N G -- --- -- --- B o d y -- --- -- --- Copyright (C) 2006-2012, AdaCore -- --- -- --- GNAT is free software; you can redistribute it and/or modify it under -- --- terms of the GNU General Public License as published by the Free Soft- -- --- ware Foundation; either version 3, or (at your option) any later ver- -- --- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- --- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- --- or FITNESS FOR A PARTICULAR PURPOSE. -- --- -- --- As a special exception under Section 7 of GPL version 3, you are granted -- --- additional permissions described in the GCC Runtime Library Exception, -- --- version 3.1, as published by the Free Software Foundation. -- --- -- --- You should have received a copy of the GNU General Public License and -- --- a copy of the GCC Runtime Library Exception along with this program; -- --- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- --- <http://www.gnu.org/licenses/>. -- --- -- --- GNAT was originally developed by the GNAT team at New York University. -- --- Extensive contributions were provided by Ada Core Technologies Inc. -- --- -- ------------------------------------------------------------------------------- - --- This is a general implementation that uses GCC intrinsics to take --- advantage of any machine-specific instructions. - -with Ada.Unchecked_Conversion; use Ada; - -with System.Byte_Swapping; use System.Byte_Swapping; - -package body GNAT.Byte_Swapping is - - -------------- - -- Swapped2 -- - -------------- - - function Swapped2 (Input : Item) return Item is - function As_U16 is new Unchecked_Conversion (Item, U16); - function As_Item is new Unchecked_Conversion (U16, Item); - pragma Compile_Time_Error (Item'Max_Size_In_Storage_Elements /= 2, - "storage size must be 2 bytes"); - begin - return As_Item (Bswap_16 (As_U16 (Input))); - end Swapped2; - - -------------- - -- Swapped4 -- - -------------- - - function Swapped4 (Input : Item) return Item is - function As_U32 is new Unchecked_Conversion (Item, U32); - function As_Item is new Unchecked_Conversion (U32, Item); - pragma Compile_Time_Error (Item'Max_Size_In_Storage_Elements /= 4, - "storage size must be 4 bytes"); - begin - return As_Item (Bswap_32 (As_U32 (Input))); - end Swapped4; - - -------------- - -- Swapped8 -- - -------------- - - function Swapped8 (Input : Item) return Item is - function As_U64 is new Unchecked_Conversion (Item, U64); - function As_Item is new Unchecked_Conversion (U64, Item); - pragma Compile_Time_Error (Item'Max_Size_In_Storage_Elements /= 8, - "storage size must be 8 bytes"); - begin - return As_Item (Bswap_64 (As_U64 (Input))); - end Swapped8; - - ----------- - -- Swap2 -- - ----------- - - procedure Swap2 (Location : System.Address) is - X : U16; - for X'Address use Location; - begin - X := Bswap_16 (X); - end Swap2; - - ----------- - -- Swap4 -- - ----------- - - procedure Swap4 (Location : System.Address) is - X : U32; - for X'Address use Location; - begin - X := Bswap_32 (X); - end Swap4; - - ----------- - -- Swap8 -- - ----------- - - procedure Swap8 (Location : System.Address) is - X : U64; - for X'Address use Location; - begin - X := Bswap_64 (X); - end Swap8; - -end GNAT.Byte_Swapping; |